Answer: a=10
Step-by-step explanation:
20 cm^2
Imagine two of the as squares and then have them
Step-by-step explanation:

Answer:
Step-by-step explanation:
use pythagorean theorem a^2 + b^2 = c^2
a = 6, b = 8
6^2 + 8^2 = c^2
100 = c^2
c = -10
since it cant really be negative, the distance becomes 10.
Answer:
24.27
Step-by-step explanation: